# open("D:/test.txt",mode="r",encoding="ytf-8")
# print(type(a))
# print(a.read(10))
# print(-----------------------------------)
# print(a.read())
# a.seek(0,2)
# print(a.read())
# m = a.read(10)
# print(type(m))
# print(m)
# n = ''
# for i in m :
#     if i.isdigit():
#         continue
#     n = n+i
#     print(n)
# print(-----------------------------------)
# a.seek(0)
# b = a.readline()
# print(b)
# print(type(b))
# c = a.readline(2)
# print(c)
# print(a.readline())
# print(-----------------------------------)
# a.seek(0)
# c = a.readlines()
# print(type(c))
# print(c)
# for i in c :
#     print(i)
# print(-----------------------------------)
# a.seek(0)
# a.seel(10)
# print(a.seek(10))
#
# new = open ("D:/test.txt",mode="w",encoding="utf-8")
# a.seek(0)
# c= a.readlines()
# print(c)
# n=''
# for line in c :
#     for letter in line:
#         if i.isdigit():
#             contine
#         n = n+i
#         print(n)
#         new.write(n)
# new.flush()
# print(-----------------------------------)
# a= open("D:/test.txt",mode="w",encoding="utf-8")
# b= a.read(200)
# print(b)
# count = 0
# for line in b:
#     print(line)
#     for letter in line:
#         if letter =='，':
# print(f"出师表里面一共有"+{count}+"个字符串")
print("11.12")